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Cheap flights from Adelaide to Ko Samui from $1,057

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Adelaide to Ko Samui departing on 6/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Find the cheapest flights from Adelaide to Ko Samui

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
08:05 - 07:45
ADL
-
USM
26h 10m
2 stops
Multiple Airlines Logo
19:45 - 06:25
USM
-
ADL
32h 10m
2 stops
$1,057Multiple Airlines
Mon, 6 Apr - Mon, 13 Apr
Qantas Airways Logo
10:10 - 18:15
ADL
-
USM
34h 35m
2 stops
Qantas Airways Logo
13:30 - 09:25
USM
-
ADL
17h 25m
2 stops
$1,289Qantas Airways
Sun, 17 May - Thu, 21 May
Qantas Airways Logo
07:50 - 18:15
ADL
-
USM
36h 55m
2 stops
Qantas Airways Logo
13:30 - 15:45
USM
-
ADL
23h 45m
2 stops
$1,291Qantas Airways
Sun, 3 May - Thu, 7 May
Qantas Airways Logo
07:50 - 18:15
ADL
-
USM
36h 55m
2 stops
Qantas Airways Logo
08:20 - 11:15
USM
-
ADL
24h 25m
2 stops
$1,293Qantas Airways
Sun, 3 May - Thu, 7 May
Multiple Airlines Logo
06:05 - 18:15
ADL
-
USM
39h 40m
2 stops
Multiple Airlines Logo
13:25 - 09:55
USM
-
ADL
17h 00m
2 stops
$1,385Multiple Airlines
Thu, 12 Mar - Mon, 23 Mar
Multiple Airlines Logo
21:30 - 17:20
ADL
-
USM
23h 20m
2 stops
Multiple Airlines Logo
08:40 - 06:25
USM
-
ADL
19h 15m
2 stops
$1,455Multiple Airlines
Sat, 4 Apr - Sat, 11 Apr
Singapore Airlines Logo
17:35 - 07:45
ADL
-
USM
16h 40m
1 stop
Singapore Airlines Logo
08:40 - 16:20
USM
-
ADL
29h 10m
1 stop
$1,462Singapore Airlines
Sun, 17 May - Thu, 21 May
Singapore Airlines Logo
17:35 - 07:45
ADL
-
USM
16h 40m
1 stop
Singapore Airlines Logo
08:40 - 16:20
USM
-
ADL
29h 10m
1 stop
$1,463Singapore Airlines
Sun, 17 May - Thu, 21 May
Singapore Airlines Logo
17:35 - 07:45
ADL
-
USM
16h 40m
1 stop
Singapore Airlines Logo
18:15 - 16:20
USM
-
ADL
19h 35m
1 stop
$1,527Singapore Airlines
Sun, 3 May - Thu, 7 May
Singapore Airlines Logo
17:35 - 17:20
ADL
-
USM
26h 15m
1 stop
Singapore Airlines Logo
18:15 - 16:20
USM
-
ADL
19h 35m
1 stop
$1,530Singapore Airlines
Sun, 3 May - Thu, 7 May

Singapore Airlines flights from Adelaide to Ko Samui

Our best Singapore Airlines deals on Adelaide to Ko Samui flight tickets
Singapore Airlines
17 May
ADL17:35Adelaide
16h 40m
1 stop
USM07:45Ko Samui
21 May
USM08:40Ko Samui
29h 10m
1 stop
ADL16:20Adelaide
$1,462
Singapore Airlines
17 May
ADL17:35Adelaide
16h 40m
1 stop
USM07:45Ko Samui
21 May
USM08:40Ko Samui
29h 10m
1 stop
ADL16:20Adelaide
$1,463
Singapore Airlines
3 May
ADL17:35Adelaide
16h 40m
1 stop
USM07:45Ko Samui
7 May
USM18:15Ko Samui
19h 35m
1 stop
ADL16:20Adelaide
$1,527

Qantas Airways flights from Adelaide to Ko Samui

Our best Qantas Airways deals on Adelaide to Ko Samui flight tickets
Qantas Airways
17 May
ADL10:10Adelaide
34h 35m
2 stops
USM18:15Ko Samui
21 May
USM13:30Ko Samui
17h 25m
2 stops
ADL09:25Adelaide
$1,289
Qantas Airways
3 May
ADL07:50Adelaide
36h 55m
2 stops
USM18:15Ko Samui
7 May
USM13:30Ko Samui
23h 45m
2 stops
ADL15:45Adelaide
$1,291
Qantas Airways
3 May
ADL07:50Adelaide
36h 55m
2 stops
USM18:15Ko Samui
7 May
USM08:20Ko Samui
24h 25m
2 stops
ADL11:15Adelaide
$1,293

momondo Fare Finder

 
Customise your flight search to find flights from Adelaide to Ko Samui that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 20 February 2026.
Use the filters below to find and compare flights from Adelaide to Ko Samui that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Mon 6/4

08:05-07:45

2 stops26h 10m

Ko Samui

Mon 13/4

19:45-06:25

2 stops32h 10m

$1,057

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sun 17/5

10:10-18:15

2 stops34h 35m

Ko Samui

Thu 21/5

13:30-09:25

2 stops17h 25m

$1,289

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sun 3/5

07:50-18:15

2 stops36h 55m

Ko Samui

Thu 7/5

13:30-15:45

2 stops23h 45m

$1,291

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sun 3/5

07:50-18:15

2 stops36h 55m

Ko Samui

Thu 7/5

08:20-11:15

2 stops24h 25m

$1,293

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Thu 12/3

06:05-18:15

2 stops39h 40m

Ko Samui

Mon 23/3

13:25-09:55

2 stops17h 00m

$1,385

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sat 4/4

21:30-17:20

2 stops23h 20m

Ko Samui

Sat 11/4

08:40-06:25

2 stops19h 15m

$1,455

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sun 17/5

17:35-07:45

1 stop16h 40m

Ko Samui

Thu 21/5

08:40-16:20

1 stop29h 10m

$1,462

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sun 17/5

17:35-07:45

1 stop16h 40m

Ko Samui

Thu 21/5

08:40-16:20

1 stop29h 10m

$1,463

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sun 3/5

17:35-07:45

1 stop16h 40m

Ko Samui

Thu 7/5

18:15-16:20

1 stop19h 35m

$1,527

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Sun 3/5

17:35-17:20

1 stop26h 15m

Ko Samui

Thu 7/5

18:15-16:20

1 stop19h 35m

$1,530

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Ko Samui from

How to get the cheapest flight ticket from Adelaide to Ko Samui

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Ko Samui?

The month of February is, on average, the cheapest month to fly to Ko Samui from Adelaide, with most prices found around $1,194. If you aren’t able to travel during the month of February, then book flights to Ko Samui from Adelaide during October instead. Flights to Ko Samui in October, while not as cheap as those in February, still average around $1,204.

Can stopping save me money on Adelaide to Ko Samui flights?

You could potentially save up to 33% on your flight if you consider stops on a Adelaide to Ko Samui flight.

When to book flights from Adelaide to Ko Samui

Are you open to changing your travel dates? Check out the ideal times to fly from Adelaide to Ko Samui according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Adelaide to Ko Samui (ADL to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Adelaide to Ko Samui

Fastest flight time

26h 10m

Direct flights

None
The fastest flight from Adelaide to Ko Samui takes 26h 10m
There are no direct flights from Adelaide to Ko Samui. There are no popular flight routes from Adelaide to Ko Samui.
Search flight deals

  • How far is Adelaide to Ko Samui by plane?

    There are 6386.5 km between Adelaide and Ko Samui. A reasonable flight in good conditions will take 26h 10m.

  • When did momondo last update prices for flights from Adelaide Airport to Ko Samui Airport?

    Prices for flights from Adelaide Airport to Ko Samui Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Adelaide Airport to Ko Samui Airport?

  • How old do you have to be to fly from Adelaide Airport to Ko Samui Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Adelaide Airport to Ko Samui Airport.

  • What documentation or ID do you need to fly to Ko Samui Airport?

    The travel and health documents required for your trip to Ko Samui Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ko Samui Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Adelaide to Ko Samui?

Best airlines flying from Adelaide to Ko Samui

Compare and see reviews for airlines that fly from Adelaide to Ko Samui with momondo
Airline
Rating
Free cancellation
Price
Singapore AirlinesPriceFrom $1,075Free cancellationRating
8.2
1,463 reviews
Search Singapore Airlines flights

Travelling to a place near Ko Samui?

Book flights to Ko Samui if you plan to visit one of these locations
Ko Pha Ngan
Ko Tao
Khanom

Why use momondo?

Why should I use momondo to find a flight deal from Adelaide to Ko Samui?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ko Samui from Adelaide.

Can I find flights from Adelaide to Ko Samui with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ko Samui from Adelaide with this policy.

How can momondo help me find flights from Adelaide to Ko Samui?

Once you have performed a search for Adelaide to Ko Samui flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Adelaide to Ko Samui right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Adelaide to Ko Samui flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

An easier way to manage your Ko Samui trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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